Drill bit



FIG. 1 is a first perspective view of a drill bit showing our new design;

FIG. 2 is a side view of FIG. 1 , the front, rear, right and left side views being identical;

FIG. 3 is a top view of FIG. 1 ;

FIG. 4 is a bottom view of FIG. 1 ; and,

FIG. 5 is a second perspective view of FIG. 1 . 

CLAIM The ornamental design for a drill bit, as shown and described. 